Silicone Hydrogel Contact Lenses Some silicone hydrogel lenses allow six times more oxygen to reach your eyes than ordinary contact lenses. Technology in contact lens development keeps on improving. The creation of silicone hydrogel contact lenses, however, is considered the biggest contact lens development in the last three decades. These lenses offer tremendous health and comfort benefits to new and existing contact lens wearers. One great advantage of these lenses is the fact that some can be safely worn overnight for...Read More